1958 - 40th Anniversary of Hungarian Air Post Stamps, Without Commemorative Inscription. Designs: Plane over: 20f, Szeged. 30f, Sárospatak. 70f, Gyor.
Big Blue 1840-1940: Hungary-Air Post, Postage Due, Official, Occupation Stamps
Hungary Sc 11N20 MLH. 1919 3f Sowers w/ KOZTARSASAG overprint
Big Blue 1840-1940: Hungary-Air Post, Postage Due, Official, Occupation Stamps
1918. Specials: Assistant porto / postage due stamp 10f. with T overprints MNH (**) - Civisfila - Hungarian stamps store
Big Blue 1840-1940: Hungary 1916-1940
1958 - 40th Anniversary of Hungarian Air Post Stamps, Without Commemorative Inscription. Designs: Plane over: 20f, Szeged. 30f, Sárospatak. 70f, Gyor.
#C191-C200 Hungary - 40th Anniv. of Hungarian Air Post Stamps (w/o Inscription) (MNH)
Hungary (1946-1991) - Postwar – Hungaria Stamp Exchange
Olympics Postage Hungarian Stamps for sale
1958 - 40th Anniversary of Hungarian Air Post Stamps, Set of 2. Designs: 3fo, Plane over Heroes' Square, Budapest. 5fo, Plane over Tower of Sopron.
#C189-C190 Hungary - 40th Anniv. of Hungarian Air Post Stamps (MNH)
Big Blue 1840-1940: Hungary-Air Post, Postage Due, Official, Occupation Stamps
Hungary 1961 Sc#1358, SG#1634 40f Green Simon Tornya Castle USED.
Big Blue 1840-1940: Hungary-Air Post, Postage Due, Official, Occupation Stamps
Postal History Hungary #C189-C190 FDC Air Post Stamps 40th Anniv 1958 Budapest